diagnostika.co.cr

Valid Email Server
Domain Lookup › diagnostika.co.cr
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
diagnostika.co.cr
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-01 15:00:05 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • diagnostika-co-cr.mail.protection.outlook.com

MX Priorities

  • diagnostika-co-cr.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.198.46.84 ↩ 84.46.198.104.bc.googleusercontent.com

Mail Server IPs

  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns-1320.awsdns-37.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1320.awsdns-37.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1564.awsdns-03.co.uk
ns-264.awsdns-33.com
ns-535.awsdns-02.net
ns-1320.awsdns-37.org

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; ruf=mailto:[email protected]; rua=mailto:[email protected]; adkim=s; aspf=s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 a mx include:spf.protection.outlook.com -all
  • MS=ms61018425
  • knowbe4-site-verification=dc7c75f2d430229f26c74dea06eec728
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for diagnostika.co.cr

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits